JP7139874B2 - ゴム部材の形成方法及びゴム部材の形成装置 - Google Patents
ゴム部材の形成方法及びゴム部材の形成装置 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 24
- 239000007788 liquid Substances 0.000 claims description 32
- 238000005520 cutting process Methods 0.000 claims description 17
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000001125 extrusion Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
- B29C61/02—Thermal shrinking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/355—Conveyors for extruded articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/0027—Cutting off
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/009—Shaping techniques involving a cutting or machining operation after shaping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92085—Velocity
- B29C2948/92104—Flow or feed rate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92428—Calibration, after-treatment, or cooling zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92438—Conveying, transporting or storage of articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92923—Calibration, after-treatment or cooling zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92933—Conveying, transporting or storage of articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2021/00—Use of unspecified rubbers as moulding material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
- B29K2105/246—Uncured, e.g. green
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Tyre Moulding (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Description
図1は、本実施形態のゴム部材の形成装置1(以下、単に「装置1」という場合がある)の模式的な側面図である。本実施形態の装置1は、ゴム押出機Tから押し出された押出ゴムGを、搬送方向下流側dにて切断してゴム部材(図示省略)に形成し得る。ゴム部材は、例えば、タイヤを構成するタイヤ構成用ゴム部材として利用される。図1には、押出ゴムGの搬送方向下流側dが矢印で示される。
2A 第1コンベヤ
2B 第2コンベヤ
6 貯留槽
G 押出ゴム
Claims (5)
- ゴム押出機から連続的に押し出される押出ゴムを搬送する搬送工程と、搬送された前記押出ゴムを切断して所定長さのゴム部材を形成する切断工程と、前記搬送工程中に前記押出ゴムを収縮させるシュリンク工程とを具え、
前記搬送工程は、搬送方向上流側の第1コンベヤと、搬送方向下流側の第2コンベヤとを含む搬送手段により前記押出ゴムを搬送し、
前記シュリンク工程は、前記第1コンベヤからの前記押出ゴムが、0~25℃の温度の液体が貯められた貯留槽の前記液体中を拘束されずにU字状に弛んだ状態で通過することにより、前記押出ゴムを浮力を受けた状態で自由に収縮させたゴム部材の形成方法。 - 前記シュリンク工程では、前記押出ゴムは、前記貯留槽の底面から浮いた状態で前記液体中を通過する請求項1記載のゴム部材の形成方法。
- 前記シュリンク工程では、前記液体中を通過する前記押出ゴムの長さは、切断されるゴム部材の長さの1.6~2.0倍である請求項1又は2に記載のゴム部材の形成方法。
- 前記シュリンク工程は、前記貯留槽の底面から前記押出ゴムのU字状の最下部までの高さを調整する調整工程を含む請求項1乃至3のいずれかに記載のゴム部材の形成方法。
- ゴム押出機から連続的に押し出される押出ゴムを搬送する搬送手段と、搬送された前記押出ゴムを切断して所定長さのゴム部材を形成する切断手段と、搬送中に前記押出ゴムを収縮させるシュリンク手段とを具え、
前記搬送手段は、搬送方向上流側の第1コンベヤと、搬送方向下流側の第2コンベヤとを含み、
前記シュリンク手段は、前記第1コンベヤと第2コンベヤとの間に配されかつ0~25℃の温度の液体が貯められた貯留槽を有し、前記第1コンベヤからの前記押出ゴムが、前記液体中を拘束されずにU字状に弛んだ状態で通過することにより、前記押出ゴムを浮力を受けた状態で自由に収縮させたゴム部材の形成装置。
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JP2018200470A JP7139874B2 (ja) | 2018-10-25 | 2018-10-25 | ゴム部材の形成方法及びゴム部材の形成装置 |
CN201910885322.1A CN111098472B (zh) | 2018-10-25 | 2019-09-19 | 橡胶部件的形成方法以及橡胶部件的形成装置 |
US16/591,431 US11548209B2 (en) | 2018-10-25 | 2019-10-02 | Method and apparatus for forming uncured rubber component |
EP19203967.5A EP3643473B1 (en) | 2018-10-25 | 2019-10-18 | Method and apparatus for forming an uncured rubber component |
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DE102015207946B4 (de) | 2015-04-29 | 2024-01-25 | Continental Reifen Deutschland Gmbh | Verfahren zur Aufbereitung einer für die Fahrzeugreifenherstellung geeigneten Kautschukmischung |
CN112060542A (zh) * | 2020-09-22 | 2020-12-11 | 桂林橡胶设计院有限公司 | 一种橡胶挤出制品生产的控制系统及控制方法 |
DE102022108160A1 (de) * | 2022-04-05 | 2023-10-05 | KraussMaffei Extrusion GmbH | Vorrichtung zur Geschwindigkeitsanpassung einer Fördervorrichtung sowie Extrusionsanlage |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005305792A (ja) | 2004-04-21 | 2005-11-04 | Sumitomo Rubber Ind Ltd | 搬送装置 |
JP2013526431A (ja) | 2010-05-11 | 2013-06-24 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 水冷手段を用いるタイヤ用ゴムストリップの製造方法 |
JP2018016023A (ja) | 2016-07-29 | 2018-02-01 | 住友ゴム工業株式会社 | 空気入りタイヤ製造方法 |
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FR2213845B1 (ja) * | 1973-01-11 | 1975-10-31 | Boulain Robert | |
JPS57196526U (ja) * | 1981-06-05 | 1982-12-13 | ||
US4844846A (en) * | 1988-01-15 | 1989-07-04 | The Uniroyal Goodrich Tire Company | Method and apparatus for controlling the weight per unit length of a continuous extrudate |
JPH0446797A (ja) * | 1990-06-12 | 1992-02-17 | Bridgestone Corp | 押出材料の裁断方法 |
JPH08244090A (ja) * | 1995-03-09 | 1996-09-24 | Bridgestone Corp | 押出しゴム部材の収縮量を緩和する方法及び装置 |
EP1612034B1 (en) * | 2004-06-28 | 2008-02-20 | Sumitomo Rubber Industries, Ltd. | Method for forming a green tread rubber and a pneumatic tire formed by using the greeen tread rubber |
JP5102645B2 (ja) | 2008-02-04 | 2012-12-19 | 住友ゴム工業株式会社 | ゴムストリップの製造方法、及び製造装置 |
JP6055454B2 (ja) * | 2014-10-27 | 2016-12-27 | 住友ゴム工業株式会社 | ゴムストリップの製造装置及び製造方法 |
MX2018006044A (es) * | 2015-12-04 | 2018-09-12 | Pirelli | Proceso para producir un compuesto elastomerico. |
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JP2005305792A (ja) | 2004-04-21 | 2005-11-04 | Sumitomo Rubber Ind Ltd | 搬送装置 |
JP2013526431A (ja) | 2010-05-11 | 2013-06-24 | コンパニー ゼネラール デ エタブリッスマン ミシュラン | 水冷手段を用いるタイヤ用ゴムストリップの製造方法 |
JP2018016023A (ja) | 2016-07-29 | 2018-02-01 | 住友ゴム工業株式会社 | 空気入りタイヤ製造方法 |
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CN111098472A (zh) | 2020-05-05 |
US11548209B2 (en) | 2023-01-10 |
JP2020066173A (ja) | 2020-04-30 |
CN111098472B (zh) | 2023-04-28 |
US20200130253A1 (en) | 2020-04-30 |
EP3643473B1 (en) | 2022-05-18 |
EP3643473A1 (en) | 2020-04-29 |
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